/*******************************************************************************
 * Copyright (c) 2010 liw.
 * All rights reserved. 
 * 
 * This file is part of VanBus.
 * 
 *     VanBus is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     VanBus is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with VanBus.  If not, see <http://www.gnu.org/licenses/>.
 * Contributors:
 *     liw - initial API and implementation
 ******************************************************************************/
package org.niclab.vanbus.query;

import java.net.URI;
import java.net.URISyntaxException;

import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpRequestBase;
import org.niclab.vanbus.R;
import org.niclab.vanbus.model.BusStop;


import android.content.Context;
import android.util.Log;

public class WalkingDirectionQuery extends AbstractQuery<WalkingDirectionQuery.InputParams>{

	
	public static enum InputParams{
		START_LOC_LAT, START_LOC_LNG, END_LOC_LAT, END_LOC_LNG
	}

	private static final String LOG_TAG="WalkingDirectionQuery";
	

	public WalkingDirectionQuery() {
		super(InputParams.class);

	}
	


	@Override
	public HttpRequestBase generateHttpRequest() {
		
		Double startLat = (Double) getQueryInputParam(InputParams.START_LOC_LAT);//getQueryInput().getInput(inputParams[0]);
		Double startLng = (Double) getQueryInputParam(InputParams.START_LOC_LNG);//getQueryInput().getInput(inputParams[1]);
		Double endLat = (Double) getQueryInputParam(InputParams.END_LOC_LAT);//getQueryInput().getInput(inputParams[2]);
		Double endLng = (Double) getQueryInputParam(InputParams.END_LOC_LNG);//getQueryInput().getInput(inputParams[3]);
		
		String uriStr = getApplicationContext().getString(R.string.google_ws_direction_walking,startLat,startLng,endLat,endLng);
		Log.d(LOG_TAG, "walking direction query:" + uriStr);
		HttpGet get =null;
		try {
			get = new HttpGet(new URI(uriStr));
		} catch (URISyntaxException e) {
			Log.e(LOG_TAG,uriStr+"URISyntaxException");
			e.printStackTrace();
		}
		
		return get;
	}

	@Override
	public boolean supportQueryType(QueryType type) {
		switch(type){
		case MEM_QUERY: return false;
		case DB_QUERY: return false;
		case WS_QUERY: return true;
		}
		return false;
		
	}
	

}
